PART IVSOWS AND GILTS
20. Gilts and sows between weaning their piglets and the perinatal period shall, where necessary, be treated against external and internal parasites.
21. If they are placed in farrowing crates, pregnant sows and gilts shall be thoroughly clean.
22. Gilts and sows between weaning their piglets and the perinatal period shall be provided with a clean, adequately drained, comfortable lying area and shall, if necessary, be given suitable nesting material.
23. During farrowing, an unobstructed area behind the sow or gilt shall be available for the ease of natural or assisted farrowing.
24. Farrowing pens where sows are kept loose must have some means of protecting the piglets, such as farrowing rails.